.container {
    width: 100%;
    padding: 0
}
.top {
    width: 100%;
    background-color: #222;
    margin-bottom: 20px;
    border-bottom: 1px solid #080808;
}
.t_content {
    width: 1140px;
    height: 100%;
    margin: 0 auto 21px;
}
.navbar {
    min-height: 0;
    border: none;
}
.t_content ul {
    width: 100%;
}
.t_content li:last-child {
    float: right;
}
.t_content ul li a {
   color: #9d9d9d;
}
.t_content .nav li:hover {
    background-color: #222;
}
.t_content li:hover a {
    color: #fff;
    background-color: #222;
}
.content {
    position: relative;
    z-index: 2;
    top: -20px;

    margin-bottom: -20px;
    padding-top: 140px;
    padding-bottom: 110px;
    height: 550px;
    width: 100%;
    background: linear-gradient(45deg,#020031 0,#6d3353 100%);
    background-image: linear-gradient(45deg, rgb(2, 0, 49) 0px, rgb(109, 51, 83) 100%);
    background-position-x: initial;
    background-position-y: initial;
    background-size: initial;
    background-attachment: initial;
    background-origin: initial;
    background-clip: initial;
    background-color: initial;
    box-shadow: inset 0 3px 7px rgba(0,0,0,.2), inset 0 -3px 7px rgba(0,0,0,.2); 
}
.content::after {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: url(../images/bg.png) 50% center; 
    opacity: .4;
    z-index: 1;
}
.jumbotron {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-40%);

    width: 1140px;
    text-align: center;
    padding: 0;
    margin: 0;
    background-color: transparent;
    color: #fff;
    z-index: 999;
}
.jumbotron h1 {
    font-weight: 700;
    font-size: 100px;
    letter-spacing: -2px;
}
.jumbotron h2 {
    font-weight: 700;
    font-size: 30px;
    margin-bottom: 40px;
}
.jumbotron p {
    font-size: 18px;
}
.jumbotron .p2 a{
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}
.jumbotron .p2 a:hover {
    color: #fff;
}
.jumbotron .p2:hover {
    color: #fff;
}
.btn-lg.btn-shadow {
    padding: 13px 35px 17px;
}
.btn-primary.btn-shadow {
    box-shadow: inset 0 -4px 0 #2a6496;
}
.content_1 {
    width: 100%;
    height: 53px;
    padding: 15px 0;
    border-bottom: 1px solid #ddd;
    text-align: center;
}
.content_1 a:first-child{
    padding-right: 10px;
    border-right: 1px solid #ccc;
    color: #555;
}
.content_1 a:last-child{
    padding-left: 8px;
    color: #555;
}
.xm {
    width: 1140px;
    margin: 0 auto;
}
.xm_top {
    width: 684px;
    height: 96px;
    margin: 60px auto 40px;
    border-bottom: 1px solid rgb(238,238,238);
}
.xm_top h2 {
    text-align: center;
    font-size: 42px;
    letter-spacing: -1px;
}
.xm_top p {
    text-align: center;
    font-size: 14px;
    color: #333;
}
.xm_content {
    width: 100%;
}
.xm_content li {
    float: left;
    width: 262.5px;
    height: 336px;
    margin-left: 15px;
    margin-right: 15px;
    margin-bottom: 30px;
    border: 1px solid rgb(221, 221, 221);
}
.xm_content li:nth-child(1), .xm_content li:nth-child(5) {
    margin-left: 0;
}
.xm_content li:nth-child(4), .xm_content li:nth-child(8) {
    margin-right: 0;
}
.img {
    width: 252.5px;
    margin: 4px auto 0;
}
.img img {
    width: 252.5px;
    cursor: pointer;
}
.xm_content li h3 {
    text-align: center;
}
.xm_content li h3 span {
    color: #337ab7;
    font-size: 24px;
}
.xm_content li h3 small {
    color: #777;
    font-size: 15.6px;
}
.xm_content li p {
    width: 234.5px;
    margin: 0 auto;
    text-align: center;
    font-size: 14px;
    color: #555;
}
.fix {
    position: fixed;
    bottom: 100px;
    z-index: 10000;
    right: 20px;
    width: 46px;
    height: 46px;
    background-color: #777;
    text-align: center;
    display: none;
}
.fix  a {
    display: block;
    width: 46px;
    height: 46px;
}
.fix a i {
    font-size: 28px;
    color: #fff;
    line-height: 46px;
}